<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>登录</title>
    <link rel="stylesheet" href="./bootstrap/bootstrap.min.css" />
    <link rel="stylesheet" href="./bootstrap/bootstrap-icons.css" />
    <link rel="stylesheet" href="./css/common.css" />
    <link rel="stylesheet" href="./css/login.css" />
  </head>
  <body class="application application-offset">
    <div class="container-fluid container-application">
      <div class="main-content position-relative">
        <!-- Page content -->
        <div class="page-content">
          <div class="min-vh-100 py-5 d-flex align-items-center">
            <div class="w-100">
              <div class="row justify-content-center">
                <div class="col-sm-8 col-lg-4">
                  <div class="card shadow zindex-100 mb-0">
                    <div class="card-body px-md-5 py-5">
                      <div class="mb-5">
                        <h6 class="h3">传智教育-登录</h6>
                      </div>
                      <span class="clearfix"></span>
                      <form role="form" autocomplete="off">
                        <div class="form-group">
                          <label class="form-control-label">账号</label>
                          <div class="input-group input-group-merge">
                            <div class="input-group-prepend">
                              <span class="input-group-text"><i class="bi bi-person"></i></span>
                            </div>
                            <input name="username" type="text" class="form-control" id="input-email" placeholder="请输入账号" />
                          </div>
                        </div>
                        <div class="form-group mb-4">
                          <div class="d-flex align-items-center justify-content-between">
                            <div>
                              <label class="form-control-label">密码</label>
                            </div>
                            <div class="mb-2">
                              <a href="javascript:;" class="small text-muted text-underline--dashed border-primary">忘记密码</a>
                            </div>
                          </div>
                          <div class="input-group input-group-merge">
                            <div class="input-group-prepend">
                              <span class="input-group-text"><i class="bi bi-key"></i></span>
                            </div>
                            <input name="password" type="password" class="form-control" id="input-password" placeholder="请输入密码" />
                            <div class="input-group-append">
                              <span class="input-group-text">
                                <a href="javascript:;" data-toggle="password-text" data-target="#input-password">
                                  <i class="bi bi-eye-fill text-blue"></i>
                                </a>
                              </span>
                            </div>
                          </div>
                        </div>
                        <div class="mt-4">
                          <button id="btn-login" type="button" class="btn btn-sm btn-info btn-icon btn-blue rounded-pill">
                            <span class="btn-inner--text">登录</span>
                            <span class="btn-inner--icon"><i class="bi bi-arrow-right"></i></span>
                          </button>
                        </div>
                      </form>
                    </div>
                    <div class="card-footer px-md-5"><small>没有注册？</small> <a href="./register.html" class="small font-weight-bold text-blue">创建账号</a></div>
                  </div>
                </div>
              </div>
            </div>
          </div>
        </div>
      </div>
    </div>
    <!-- toast -->
    <div class="position-fixed top-0 start-50 pt-4" style="z-index: 999; transform: translateX(-50%)">
      <div id="myToast" class="toast bg-rgba">
        <div class="toast-body">提示消息</div>
      </div>
    </div>
    <script src="./bootstrap/bootstrap.min.js"></script>
    <script src="./lib/form-serialize.js"></script>
    <script src="./lib/axios.js"></script>
    <script src="./js/common.js"></script>
    <script>

            // ---------- 用户登录 ----------
      
      // 1.0获取提交按钮，并且绑定事件
      document.querySelector('#btn-login').onclick =async function(){
        // 1.2获取表单数据，并且全部接受,给到ax的data
        const data = serialize(document.querySelector('form'),{hash:true})
        console.log(data)
        // 1.3非空判断，不能什么都不输入
        if (data.username == undefined || data.password == undefined){
          tip('输入不完整，重新输入')
          // 一定要return出来，不继续执行下面的程序
          return
        }
        // 1.4密码长度提示
        if(data.password.length < 6){
          tip('密码长度不能小于6位')
          // 一定要return，不执行下面程序
          return
        }
        // 1.1调接口（用户输入的数据）(post提交)
        // 用res接收正确的结果 await代替.then，需要在最近的函数前async
        //data是1.2通过ser获取的所有数据，所以可以直接data，
        // 有可能输入已经注册的数据，所以用trycatch进行包裹
      try{
        const res = await axios({
          url:'/login',
          method:'post',
          data,
        })
        // console.log(res)
        tip(res.data.message)
        // 2.1 token存在本地，当做令牌，有这个值才能访问网页的部分内容
        localStorage.setItem('token', res.data.data.token)
        localStorage.setItem('username',res.data.data.username)
        location.href = './index.html'
        //1.5清空输入框 此时不需要，因为直接跳转页面了
        // document.querySelector('form').reset()
      }
      catch(err){
        // console.log(err);
        // console.dir(err);
        tip(err.response.data.message)
      }
      }
    </script>
  </body>
</html>
